Home / 1,422,351.10-2,133,528.81-580,902.85

Finding the Fourth Proportional to 1,422,351.10, 2,133,528.81 and 580,902.85

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Solution

The fourth proportional to 1,422,351.10, 2,133,528.81 and 580,902.85 is: 871,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,351.10 : 2,133,528.81 = 580,902.85 : x
  2. Step 2: Convert to fraction form
    1,422,351.10/2,133,528.81 = 580,902.85/x
  3. Step 3: Cross multiply
    1,422,351.10x = 2,133,528.81 × 580,902.85
  4. Step 4: Simplify right side
    1,422,351.10x = 1,239,372,966,286.11
  5. Step 5: Solve for x
    x = 1,239,372,966,286.11/1,422,351.10
  6. Step 6: Final answer
    x = 871,355.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.